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Hex nut machine -41B
Hex nut machine -41B

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Thread rolling machine

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Rolling Machine

Rolling Machine
Rolling Machine

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Thread rolling machine

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Multi-station cold heading machine precision

Multi-station cold heading machine precision
Multi-station cold heading machine precision

Special equipment for forging
Special equipment for forging

Special equipment for forging
Special equipment for forging

 
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Address : Southwest Develop Area Of Yongnian Handan Hebei China
Tel : 86-0310-6639608
Fax : 86-0310-6639608
E-mail : admin@hsfastener.net
Contact : MR Dong
 
Products
High strength bolts for steel structures
 
Click picture to enlarge
 
 
Description(描述): DIN7968  GB1228/1229/1230

Grade(等级)  4.8 8.8 10.9 12.9

Product information

Steel structure hexagon head bolts 
Type Grade Material Specification Hardness standard Surface
Bolt 10.9S 20MnTiB M12-M30 HRC33-39 DIN ZP
35VB GB  
8.8S 40B HRC24-31 ASTM BLACK
45# ANSI  
35# BS YZP
Nut 10H 45#,35# M12-M30 HRC28-HRB98 JS  
15MnVB ANSI WZP
8H 35# HRC22-HRB95    
washer   45#,35# 12-30(mm) HRC35-45   HDG

 

Property grade  Tensile strength sb Yield strength  sb Elongation sb Reduction rate p Impact value ak
  (Mpa) (Mpa) % % (J/cm)  
       ��?/SPAN>  ��?/SPAN>  ��?/SPAN>    
 10.9s  1040-1240  940  10  42  59    
 8.8s  830-1030  660  12  45  78    

 

 
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ICP:HebeiICP 1102807   Fax:86-0310-6639608 Technical support:yuanbo  Jicbb No. 11028070-2

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